<header id="header" class="shadow p-3 mb-5 bg-white rounded">
	<div class="container">
		<div class="row">
			<div class="col">
				<div class="d-flex justify-content-between align-items-center">
					<div class="logo">
						<a href="{:url('index/index/index')}" title="" class="h3">学问</a>
						<small class="text-muted">三人行,必有我师</small>
					</div>
					<div class="search d-none d-sm-block">
						<form action="header_submit" method="get" accept-charset="utf-8">
							<div class="input-group">
								  <input type="text" class="form-control" placeholder="搜你想搜的">
								  <div class="input-group-append">
								    <button type="submit" class="btn btn-primary">搜一下</button>
								  </div>
							</div>
						</form>
					</div>
					<div class="login">
						<a href="" title="">
							<i class="fa fa-user-o fa-lg"></i>
						</a>
					</div>
				</div>
			</div>
		</div>
	</div>

</header>			